Sealing ring



FIG. 1 is a side elevational view of a sealing ring showing my new design, the other side being a mirror image of the side shown;

FIG. 2 is an enlarged cross sectional view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is an enlarged fragmentary elevational view of the ring in box 4 on FIG. 1;

FIG. 5 is an enlarged fragmentary elevational view of the ring in box 5 on FIG. 1; and

FIG. 6 is an enlarged fragmentary top plan view of the ring in box 6 on FIG. 3. 

The ornamental design for a sealing ring, as shown and described. 